897  
CDUS41 KCTP 170616  
CLIIPT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
216 AM EDT SUN SEP 17 2023  
   
...............................
 
 
   
..THE WILLIAMSPORT PA CLIMATE SUMMARY FOR SEPTEMBER 16 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 78 337 PM 92 1991 75 3 77  
MINIMUM 49 613 AM 38 1923 54 -5 49  
1966  
AVERAGE 64 65 -1 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.38 1999 0.18 -0.18 0.00  
MONTH TO DATE 1.03 2.50 -1.47 3.27  
SINCE SEP 1 1.03 2.50 -1.47 3.27  
SINCE JAN 1 34.68 31.04 3.64 26.89  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 3 -2 2  
MONTH TO DATE 7 25 -18 5  
SINCE SEP 1 7 25 -18 5  
SINCE JUL 1 7 33 -26 5  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 120 59 61 72  
SINCE SEP 1 120 59 61 72  
SINCE JAN 1 832 768 64 978    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 600 AM  
LOWEST 35 500 PM  
AVERAGE 66  
   
......................................................
 
 
THE WILLIAMSPORT PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 90 1991  
MINIMUM TEMPERATURE (F) 54 35 1959  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2023.....SUNRISE 650 AM EDT SUNSET 714 PM EDT  
SEPTEMBER 18 2023.....SUNRISE 651 AM EDT SUNSET 712 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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